diff --git a/index.html b/index.html
index f42db83..835dc3e 100644
--- a/index.html
+++ b/index.html
@@ -41,17 +41,6 @@
             var elements = document.getElementsByClassName("style-one");
             for (const element of elements)
                 element.classList.toggle("dark_mode_style-one");
-            // var elements = document.getElementsByClassName("jourlink")
-            // for (const element of elements)
-            //     element.classList.toggle("dark_mode_jourlink");
-            // element.classList.toggle("dark_mode_authorlink");
-            // var className = div.getAttribute("class");
-            // if(className=="authorlink") {
-            //     div.className = "dark_mode_authorlink";
-            // }
-            // else{
-            //     div.className = "authorlink";
-            // }
         }
     </script>
 </head>
@@ -96,9 +85,6 @@
         </table>
     </div>
 
-    <!-- [<a href="" onclick="toggleDarkLight();return false">Toggle Dark/Light</a>] -->
-
-
 
     <hr id="teaching" class="style-zero">
 
@@ -543,8 +529,6 @@
     </ul>
     </p>
 
-    <!-- <hr class="curve"> -->
-
     <div align="right">
         <font size="-1"></font>
     </div>